Company lists · Data refreshed September 2026
Top 25 Data classification consulting firms based in the United States
RevenueBase identified 1,112 data classification consulting firms headquartered in the United States as of September 2026 and tracks 13,173 professional contacts across them, including 4,589 with verified work emails. New York is the largest hub.
This list covers data classification consulting firms headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest data classification consulting firms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,878 contacts → | ||||
Partial evidence “GSPANN is a US-based consulting services provider focused on implementations in Enterprise Content Management (ECM), Business Intelligence & Mobile Solutioning initiatives.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 560 contacts → | ||||
Partial evidence “Ampcus is a global business, technology consulting and an staff augmentation firm specializing in AI/ML,digital solutions, Cybersecurity & Risk management, Testing, Forensics &…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 331 contacts → | ||||
Partial evidence “Ensar Solutions is a Chicago based IT Services company that focus on Data Analytics, Predictive Modeling, Digital Marketing Analytics, Forecasting, Pricing and revenue…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 266 contacts → | ||||
Partial evidence “BrickRed Systems is Microsoft Gold certified partner also one among the leading Information Technology (IT) Consulting firms of the present generation.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 245 contacts → | ||||
Partial evidence “Founded in 2015, Fresh Gravity helps businesses make data-driven decisions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 241 contacts → | ||||
Strong evidence “G6 is an Illinois corporation with business interest in Big Data, Analytics, M&A advisory & Integration Consulting, QA & Testing Services, Specialty Data Management, Information…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 238 contacts → | ||||
Partial evidence “As a Business and Technology Consulting Firm, Destiny Corporation is the trusted advisor to Fortune 500 and government clients around the world.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 236 contacts → | ||||
Indirect evidence “Zen & Art is a group of talented and experienced technologists and business practitioners who recognize the need for a simplistic approach amidst mass disruption.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 192 contacts → | ||||
Partial evidence “Citizant is a trusted partner to federal and commercial enterprises, helping organizations modernize mission-critical operations through enterprise data strategy, disciplined…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 182 contacts → | ||||
Indirect evidence “TRANSFORMING INFORMATION INTO INTELLIGENCE NITS Solutions unlocks what you already know.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 169 contacts → | ||||
Indirect evidence “Contata helps companies achieve greater business results in today's highly competitive, fast changing business environment.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 131 contacts → | ||||
Partial evidence “VASG Inc has a strong reputation as a business and information technology consulting company.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 129 contacts → | ||||
Partial evidence “Vertical Relevance is an industry-focused consulting firm with deep expertise in financial services and additional regulated industries.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 129 contacts → | ||||
Partial evidence “LumenData transforms data complexity into opportunity.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 124 contacts → | ||||
Strong evidence “Summit is a quantitative consulting and data analytics firm that works with public and commercial clients to turn data into actionable intelligence.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 124 contacts → | ||||
Indirect evidence “Alpha Silicon LLC.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 121 contacts → | ||||
Indirect evidence “Capitalize helps organizations radically change the way they make decisions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 120 contacts → | ||||
Partial evidence “Pantheon Data helps businesses and government organizations improve the way they collect, store, and analyze large volumes of data to become more effective, transparent and…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 120 contacts → | ||||
Partial evidence “Inductis, an EXL Company, is a global professional services firm that helps large companies leverage the information age to make data-driven decisions through deep analytics.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 109 contacts → | ||||
Partial evidence “Escalent acquired Grail Insights in June 2021 to accelerate growth for its clients by creating a seamless flow between primary, secondary, syndicated, and internal business data…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 105 contacts → | ||||
Partial evidence “Today’s enterprise is awash in data-terabytes and petabytes of it.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 98 contacts → | ||||
Indirect evidence “CFO Solutions was founded by industry professionals with expertise as software developers, “Big 4” consultants, and Corporate Controller/CPAs.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 89 contacts → | ||||
Strong evidence “Logic Pursuits (LP) is a Data and Analytics Consulting organization that leverages the modern practices of descriptive, predictive, and prescriptive analytics to extract value…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 85 contacts → | ||||
Partial evidence “KVRA Tech Inc, a Minority & Women Owned IT Consulting Firm, has rapidly expanded into a leading provider of Technology Solutions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 84 contacts → | ||||
Strong evidence “T1A is a leading global advanced analytics, marketing technology, and data management consulting firm.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: data classification consulting firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names data classification consulting firms.
- Partial evidence
- Its own public description names part of data classification consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name data classification consulting firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 1,112 data classification consulting firms based in the United States
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Data classification consulting firms based in the United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,112 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among data classification consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “data classification consulting firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names data classification consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among data classification consulting firms, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 4,589 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Data classification consulting firms by metro
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names data classification consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many data classification consulting firms are there based in the United States?
RevenueBase identified 1,112 data classification consulting firms headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Gspann Technologies, INC, headquartered in Milpitas, tops this list with the largest team on record.
Which city has the most data classification consulting firms?
New York leads with 54 headquartered companies, followed by Austin (27) and Chicago (25).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 4,589 verified decision-maker contacts tracked across these 1,112 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.
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Data classification consulting firms by geography
- Data classification consulting firms based in Sydney, Australia
- Data classification consulting firms based in Sao Paulo, Brazil
- Data classification consulting firms based in Toronto, Canada
- Data classification consulting firms based in Paris, France
- Data classification consulting firms based in Johannesburg, South Africa
- Data classification consulting firms based in Madrid, Spain
- Data classification consulting firms based in London, United Kingdom
- Data classification consulting firms based in Austin, United States
- Data classification consulting firms based in Chicago, United States
- Data classification consulting firms based in New York, United States
- Data classification consulting firms based in Argentina
- Data classification consulting firms based in Australia
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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- Data classification consulting firms based in Sydney, Australia
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